@@ -1506,9 +1506,10 @@ static int cio2_notifier_init(struct cio2_device *cio2)
if (ret < 0)
goto out;
- if (list_empty(&cio2->notifier.asd_list))
- return -ENODEV; /* no endpoint */
-
+ /*
+ * Proceed even without sensors connected to allow the device to
+ * suspend.
+ */
cio2->notifier.ops = &cio2_async_ops;
ret = v4l2_async_notifier_register(&cio2->v4l2_dev, &cio2->notifier);
if (ret) {
@@ -1815,8 +1816,7 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
/* Register notifier for subdevices we care */
r = cio2_notifier_init(cio2);
- /* Proceed without sensors connected to allow the device to suspend. */
- if (r && r != -ENODEV)
+ if (r)
goto fail_cio2_queue_exit;
r = devm_request_irq(&pci_dev->dev, pci_dev->irq, cio2_irq,
The notifier may be registered even if there are no subdevs. Do that to simplify the code. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> --- drivers/media/pci/intel/ipu3/ipu3-cio2.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)